| 123456789101112131415161718 | 
							- from abc import ABC, abstractmethod
 
- class RecommendAppRetrievalBase(ABC):
 
-     """Interface for recommend app retrieval."""
 
-     @abstractmethod
 
-     def get_recommended_apps_and_categories(self, language: str) -> dict:
 
-         raise NotImplementedError
 
-     @abstractmethod
 
-     def get_recommend_app_detail(self, app_id: str):
 
-         raise NotImplementedError
 
-     @abstractmethod
 
-     def get_type(self) -> str:
 
-         raise NotImplementedError
 
 
  |